Function TEST

test/fftconvolve.cpp:346–377

}

TEST(FFTConvolve1, CPP) {
    vector<dim4> numDims;
    vector<vector<float>> in;
    vector<vector<float>> tests;

    readTests<float, float, int>(string(TEST_DIR "/convolve/vector.test"),
                                 numDims, in, tests);

    //![ex_image_convolve1]
    // vector<dim4> numDims;
    // vector<vector<float> > in;
    array signal(numDims[0], &(in[0].front()));
    // signal dims = [32 1 1 1]
    array filter(numDims[1], &(in[1].front()));
    // filter dims = [4 1 1 1]

    array output = fftConvolve1(signal, filter, AF_CONV_EXPAND);
    // output dims = [32 1 1 1] - same as input since expand(3rd argument is
    // false) None of the dimensions > 1 has lenght > 1, so no batch mode is
    // activated.
    //![ex_image_convolve1]

    vector<float> currGoldBar = tests[0];
    size_t nElems             = output.elements();
    vector<float> outData(nElems);
    output.host(&outData.front());

    for (size_t elIter = 0; elIter < nElems; ++elIter) {
        ASSERT_NEAR(currGoldBar[elIter], outData[elIter], 1e-2)
            << "at: " << elIter << endl;
    }
}

TEST(FFTConvolve2, CPP) {
    vector<dim4> numDims;